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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_BUFFERINFOGETTER_H_
#define ANDROID_BUFFERINFOGETTER_H_
#include <drm/drm_fourcc.h>
#include <hardware/gralloc.h>
#include "drm/DrmDevice.h"
#include "drmhwcgralloc.h"
#ifndef DRM_FORMAT_INVALID
#define DRM_FORMAT_INVALID 0
#endif
namespace android {
class BufferInfoGetter {
public:
virtual ~BufferInfoGetter() {
}
virtual int ConvertBoInfo(buffer_handle_t handle, hwc_drm_bo_t *bo) = 0;
bool IsHandleUsable(buffer_handle_t handle);
static BufferInfoGetter *GetInstance();
static bool IsDrmFormatRgb(uint32_t drm_format);
};
class LegacyBufferInfoGetter : public BufferInfoGetter {
public:
using BufferInfoGetter::BufferInfoGetter;
int Init();
int ConvertBoInfo(buffer_handle_t handle, hwc_drm_bo_t *bo) override = 0;
static LegacyBufferInfoGetter *CreateInstance();
static uint32_t ConvertHalFormatToDrm(uint32_t hal_format);
const gralloc_module_t *gralloc_;
};
#define LEGACY_BUFFER_INFO_GETTER(getter_) \
LegacyBufferInfoGetter *LegacyBufferInfoGetter::CreateInstance() { \
auto *instance = new getter_(); \
if (!instance) \
return NULL; \
\
int ret = instance->Init(); \
if (ret) { \
ALOGE("Failed to initialize the " #getter_ " getter %d", ret); \
delete instance; \
return NULL; \
} \
return instance; \
}
} // namespace android
#endif